supply of manufacturing and supply of 6 mm thick nylon cord reinforced grooved rubber sole plates for 60 kg derailing switches [t-6068] etc. with latest alterations if any, conforming to irs specification no. t- 55- 2023 with latest corrigendum( note : - latest alteration /corrigendum whenever used means document published up to 7 days before the closing of tender.) numbers of rubber pads in one set is as per the latest alteration drawing of t-6068.manufacturing and supply of 6 mm thick nylon cord reinforced grooved rubber sole plates for 60 kg derailing switches [t-6068] etc. with latest alterations if any, conforming to irs specification no. t- 55- 2023 with latest corrigendum( note : - latest alteration /corrigendum whenever used means document published up to 7 days before the closing of tender.) numbers of rubber pads in one set is as per the latest alteration drawing of t-6068.,manufacturing and supply of 6 mm thick nylon cord reinforced grooved rubber sole plate s for 60 kg derailing switches [t-6068] etc. with latest alterations if any, conforming to irs specification no. t- 55- 2023 with latest corrigendum( note : - latest alteration /corrigendum whenever used means d ocument published up to 7 days before the closing of tender.) numbers of rubber pads in one set is as p er the latest alteration drawing of t-6068. [ warranty period: 30 months after the date of delivery ] ]